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Question
Give Technical Term:
Transmission of characters through generations.
Solution
Heredity
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RELATED QUESTIONS
Name the sex chromosomes in human males and females
Give appropriate biological or technical terms for the following :
The condition in which a pair of chromosomes carries similar alleles of a particular character.
The term “chromosomes” literally means ______.
Given below is a schematic diagram of a portion of DNA.
- How many strands are shown in the diagram?
- How many nucleotides have been shown in each strand?
- Name the parts numbered 1, 2, 3, 4 and 5 respectively.
- Name the DNA unit constituted by the parts 1, 2, 3 collectively.
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Centromere is related to ________
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Chromosomes appear at equator in ____________
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If after karyokinesis, cytokinesis does not occur, then result would be _____________
The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in ______.
State how does meiosis maintains chromosome number in a species.
(i) Draw a neat labeled diagram to show the metaphase stage of mitosis in an animal cell having ‘6’ chromosome.
(ii) How many daughter cells are formed at the end of mitosis and at the end of meiosis?
(iii) With reference to cell division explain the following terms:
(Chromatid, Centromere, Haploid).
(iv) Name the type of cell division that occurs during:
1. Growth of shoot 2. Formation of pollen grains.
3. Repair of worn out tissues.
Explain the Term Chromosomes
Multiple Choice Question:
The disappearance of spindle and uncoiling of chromosomes takes place in
Multiple Choice Question:
After mitotic cell division, a female human cell will have
Name the following:
A specific part of a chromosome that determine hereditary characteristics.
The thin thread-like structures found in the nucleus of each cell are called ______.
Match the following.
| 1. Autosomes | - | Trisomy 21 |
| 2. Diploid condition | - | 9 : 3 : 3 : 1 |
| 3. Allosome | - | 22 pair of chromosome |
| 4. Down’s syndrome | - | 2n |
| 5. Dihybrid ratio | - | 23rd pair of chromosome |
After a mitotic cell division, a human female cell will have ______.
The female gamete/egg cell of a human cell will have ______.
